Tuna sushi.
Fish, particularly fatty fish like tuna, tends to contain mercury, largely as a result of contamination from coal burning power plants. The higher the fat content, the more mercury, and in the case of sushi, the higher the price.Source:Nick MannContributor:Theodore GrayAcquired:13 June, 2009Text Updated:14 June, 2009Price: $5Size: 2.5"Purity: <0.001%